NVIDIA GeForce 920A vs NVIDIA GeForce 840M

VS

NVIDIA GeForce 920A

NVIDIA GeForce 840M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920A and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920A 's Advantages

Released 1 years late

NVIDIA GeForce 840M 's Advantages

Boost Clock1124MHz

Score

Benchmark

FP32 (float)

GeForce 920A

0.733 TFLOPS

GeForce 840M +17%

0.863 TFLOPS

GeForce 920A

VS

GeForce 840M

Graphics Card

Mar 2015

Release Date

Mar 2014

GeForce 900A

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1029 MHz

-

Boost Clock

1124 MHz

1001 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

64bit

16.02GB/s

Bandwidth

16.02GB/s

Render Config

-

384

Shading Units

384

32

TMUs

16

8

ROPs

8

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

512 KB

L2 Cache

1024 KB

-

Theoretical Performance

7.632 GPixel/s

Pixel Rate

8.992 GPixel/s

30.53 GTexel/s

Texture Rate

17.98 GTexel/s

-

732.7 GFLOPS

FP32 (float)

863.2 GFLOPS

30.53 GFLOPS

FP64 (double)

26.98 GFLOPS

Board Design

33W

TDP

33W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK208B

GPU Name

GM108

N16V-GM

GPU Variant

N15S-GT

Kepler 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.02 billion

Transistors

Unknown

87 mm²

Die Size

Unknown

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.5

CUDA

5.0

5.1

Shader Model

5.1

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